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pyrrolidines +     
(+)-Nornicotine  
(2-Pyrrolidin-1-ylphenyl)methylamine 
(2R)-2-hydroxypyrrolidine-1-carboximidamide(1+) 
(2R,3R)-1-(2,3-dihydro-1H-inden-2-yl)-2-[4-(hydroxymethyl)-2-iodophenyl]-3-[(4-methylphenyl)thio]-5-oxo-N-propan-2-yl-3-pyrrolidinecarboxamide 
(2R,3R)-1-(2,3-dihydro-1H-inden-2-yl)-2-[4-(hydroxymethyl)-2-iodophenyl]-3-[(4-methylphenyl)thio]-N-[2-(4-morpholinyl)ethyl]-5-oxo-3-pyrrolidinecarboxamide 
(2R-trans)-2-butyl-5-heptylpyrrolidine 
(3-Pyrrolidin-1-ylphenyl)methylamine 
(3aR,6aR)-5-(3-methoxyphenyl)-3-[oxo(2-pyrazinyl)methyl]-3a,6a-dihydro-1H-pyrrolo[3,4-c]pyrazole-4,6-dione 
(3aR,6aS)-3-(2-chlorophenyl)-5-(2,5-dimethoxyphenyl)-3a,6a-dihydropyrrolo[3,4-d]isoxazole-4,6-dione 
(3aR,6aS)-3-(3,4-dimethoxyphenyl)-5-(2,4-dimethylphenyl)-3a,6a-dihydropyrrolo[3,4-d]isoxazole-4,6-dione 
(3R)-3-(2-fluoro-5-methylphenyl)-7-phenyl-2-(phenylmethyl)-3a,6,7,7a-tetrahydro-3H-isoindol-1-one 
(3R)-7-phenyl-2-(phenylmethyl)-3-[4-(trifluoromethyl)phenyl]-3a,6,7,7a-tetrahydro-3H-isoindol-1-one 
(3R,3aS,7R,7aS)-3-[5-(1-benzothiophen-2-yl)-2-methoxyphenyl]-7-methyl-2-(phenylmethyl)-3a,6,7,7a-tetrahydro-3H-isoindol-1-one 
(3R,3aS,7R,7aS)-7-methyl-3-(2-naphthalenyl)-2-(phenylmethyl)-3a,6,7,7a-tetrahydro-3H-isoindol-1-one 
(3S,6S,7R,8aR)-6-(4-hydroxyphenyl)-N-[5-[(2-mercapto-1-oxoethyl)amino]pentyl]-3-(2-methylpropyl)-1,4-dioxo-2,3,6,7,8,8a-hexahydropyrrolo[1,2-a]pyrazine-7-carboxamide 
(3S,6S,7R,8aR)-6-[3-(2-hydroxyethoxy)phenyl]-N-[5-[(2-mercapto-1-oxoethyl)amino]pentyl]-3-(2-methylpropyl)-1,4-dioxo-2,3,6,7,8,8a-hexahydropyrrolo[1,2-a]pyrazine-7-carboxamide 
(5-tert-butyl-1,3,4-oxadiazol-2-yl)[(2R)-pyrrolidin-2-yl]methanone 
(6R,7S,8aS)-6-(4-hydroxyphenyl)-1,4-dioxo-2,3,6,7,8,8a-hexahydropyrrolo[1,2-a]pyrazine-7-carboxylic acid 
(6R,7S,8aS)-N-(5-aminopentyl)-6-(4-hydroxyphenyl)-1,4-dioxo-2,3,6,7,8,8a-hexahydropyrrolo[1,2-a]pyrazine-7-carboxamide 
(6S,7R,8aR)-N-[6-(dimethylamino)hexyl]-6-[3-(2-hydroxyethoxy)phenyl]-1,4-dioxo-2,3,6,7,8,8a-hexahydropyrrolo[1,2-a]pyrazine-7-carboxamide 
(S)-2-(methoxymethyl)pyrrolidine 
(S)-2-(Pyrrolidin-2-yl)acetic acid 
.beta.-Homoproline 
1,4-Dideoxy-1,4-imino-arabinitol 
1,4-Dideoxy-1,4-imino-D-ribitol 
1-(1-pyrrolidinyl)-1-octadecanone 
1-(2,4-dinitroanilino)-3-(4-propan-2-yloxyphenyl)pyrrolidine-2,5-dione 
1-(2,6-dimethylphenyl)-3-[[1-(4-methoxyphenyl)-3-pyrrolidinyl]methyl]thiourea 
1-(2-furanylmethyl)-4-[oxo(thiophen-2-yl)methyl]-5-phenylpyrrolidine-2,3-dione 
1-(2-hydroxyethyl)pyrrolidinium +  
1-(2-methoxy-4-nitrophenyl)pyrrolidine 
1-(3,4-dimethylphenyl)-3-(2-pyrimidinylthio)pyrrolidine-2,5-dione 
1-(3,4-dimethylphenyl)-3-piperidinopyrrolidine-2,5-dione 
1-(3,5-dichlorophenyl)-3-(4-morpholinyl)pyrrolidine-2,5-dione 
1-(3,5-dichlorophenyl)-3-(N-hydroxyanilino)pyrrolidine-2,5-dione 
1-(3,5-dimethylphenyl)-3-(1H-1,2,4-triazol-5-ylthio)pyrrolidine-2,5-dione 
1-(3,5-dimethylphenyl)-4-(1-ethyl-2-benzimidazolyl)-2-pyrrolidinone 
1-(3-chloro-4-fluorophenyl)-4-[(4-methyl-1-piperazinyl)-oxomethyl]-2-pyrrolidinone 
1-(3-chloro-4-methylphenyl)-5-oxo-N-(2-thiazolyl)-3-pyrrolidinecarboxamide 
1-(4-bromophenyl)-3-(diethylamino)pyrrolidine-2,5-dione 
1-(4-bromophenyl)-N-(3,4-dichlorophenyl)-5-oxo-3-pyrrolidinecarboxamide 
1-(4-chlorophenyl)-2-[5-(1-pyrrolidinyl)-2-tetrazolyl]ethanone oxime 
1-(4-chlorophenyl)-3-[[1-(4-methoxyphenyl)-3-pyrrolidinyl]methyl]urea 
1-(4-ethoxyphenyl)-3-[(1,3,3-trimethyl-2-indolylidene)methyl]pyrrolidine-2,5-dione 
1-(4-ethoxyphenyl)-3-[methyl-(phenylmethyl)amino]pyrrolidine-2,5-dione 
1-(4-methoxyphenyl)-3-(4-phenyl-3,6-dihydro-2H-pyridin-1-yl)pyrrolidine-2,5-dione 
1-(4-methoxyphenyl)-N'-[(3-nitro-6-oxo-1-cyclohexa-2,4-dienylidene)methyl]-5-oxo-3-pyrrolidinecarbohydrazide 
1-(4-methoxyphenyl)-N-(4-methyl-2-pyridinyl)-5-oxo-3-pyrrolidinecarboxamide 
1-(4-methylphenyl)-3-(1H-1,2,4-triazol-5-ylthio)pyrrolidine-2,5-dione 
1-(4-Methylphenyl)pyrrolidine-2,5-dione 
1-(4-nitrophenyl)-3-[(1,3,3-trimethyl-2-indolylidene)methyl]pyrrolidine-2,5-dione 
1-(5-oxo-2,3,5,9b-tetrahydro-1H-pyrrolo[2,1-a]isoindol-9-yl)-3-(5-pyrrolidin-2-yl-1H-pyrazol-3-yl)urea 
1-[1-(3-chloro-4-fluorophenyl)-2,5-dioxo-3-pyrrolidinyl]-4-piperidinecarboxamide 
1-[1-(3-fluorophenyl)-2,5-dioxo-3-pyrrolidinyl]-4-piperidinecarboxamide 
1-[3-(Trifluoromethyl)phenyl]pyrrolidin-2-one 
1-[4-[2-(2-propan-2-ylidenehydrazinyl)-4-thiazolyl]phenyl]pyrrolidine-2,5-dione 
1-[[1-(4-methoxyphenyl)-3-pyrrolidinyl]methyl]-3-(2,4,6-trimethylphenyl)thiourea 
1-\{6-Chloro-4-[(triisopropylsilyl)oxy]-1-cyclohexen-1-yl\}pyrrolidine 
1-Methyl-5-(3-pyridinyl)-2-pyrrolidinone 
1-Pyrrolidinecarboxaldehyde 
2'-Hydroxynicotine 
2,2-dimethyl-3-(4-methoxyphenyl)-4-ethyl-6-(1-pyrrolidinylmethyl)-2H-1-benzopyran-7-ol 
2,2-dimethyl-3-(4-methoxyphenyl)-4-ethyl-8-(1-pyrrolidinylmethyl)-2H-1-benzopyran-7-ol 
2-(1-Pyrrolidinyl)-2-cyclopenten-1-one 
2-(3-nitrophenyl)-4,5-dioxo-1-phenyl-3-pyrrolidinecarboxylic acid ethyl ester 
2-(4-methoxyphenyl)-4,5-dioxo-1-(4-sulfamoylphenyl)-3-pyrrolidinecarboxylic acid ethyl ester 
2-(hept-5-enyl)-3-methyl-4-oxo-6,7,8,8a-tetrahydro-4H-pyrrolo[2,1-b]-1,3-oxazine 
2-(pyridin-4-yl)-4-(pyrrolidin-1-yl)quinazoline 
2-[4-(cyclohexylamino)-3-nitrophenyl]-5-methyl-3a,4,5,6,7,7a-hexahydroisoindole-1,3-dione 
2-[4-(tert-butyl)phenyl]-5-methylperhydroisoindole-1,3-dione 
2-[4-[2-(4-chlorophenyl)ethylamino]-3-nitrophenyl]-3a,4,7,7a-tetrahydroisoindole-1,3-dione 
2-[7-oxo-7-(3-phenyl-1-pyrrolidinyl)heptyl]isoindole-1,3-dione 
2-[[1-(4-ethoxyphenyl)-2,5-dioxo-3-pyrrolidinyl]amino]acetonitrile 
2-[[1-(4-methoxy-2-nitrophenyl)-2,5-dioxo-3-pyrrolidinyl]thio]benzoic acid 
2-Acetylpyrrolidine 
2-methyl-3-(pyrrolidin-1-yl)-1-[4-(trifluoromethyl)phenyl]propan-1-one +  
2-methylpyrrolidine +   
2-Pyrrolidinone, 3-hydroxy-1-methyl-5-(3-pyridinyl)- 
2R-Hydroxymethyl-3S-hydroxypyrolidine 
3',4'-difluoro-N-\{4'-fluoro-6-[(3S)-pyrrolidin-3-yloxy][biphenyl]-3-yl\}-6-[(3S)-pyrrolidin-3-yloxy][biphenyl]-3-carboxamide 
3'-Hydroxycotinine, Cis- 
3,3,5,5-Tetramethylpyrroline-N-oxide 
3,4-Dimethyl-2-(1-pyrrolidinyl)-2-cyclopenten-1-one 
3-(1,3-benzothiazol-2-ylhydrazo)-1-(4-ethylphenyl)pyrrolidine-2,5-dione 
3-(1-ethyl-2-pyrrolidinyl)pyridine 
3-(1H-indol-3-yl)-1-phenylpyrrolidine-2,5-dione 
3-(2-pyrimidinylthio)-1-[2-(trifluoromethyl)phenyl]pyrrolidine-2,5-dione 
3-(4-methylphenyl)-N-phenyl-1-pyrrolidinecarboxamide 
3-(aminomethyl)-PROXYL 
3-[(1-methyl-5-tetrazolyl)thio]-1-phenylpyrrolidine-2,5-dione 
3-[1-(2,4-dichlorophenyl)sulfonyl-2-pyrrolidinyl]pyridine 
3-[1-(phenylsulfonyl)-2-pyrrolidinyl]pyridine 
3-[4-(1,3-benzodioxol-5-ylmethyl)-1-piperazinyl]-1-phenylpyrrolidine-2,5-dione 
3-[4-(dimethylamino)phenyl]-1-[1-(3-methylphenyl)-2,5-dioxo-3-pyrrolidinyl]-1-[(1,3,5-trimethyl-4-pyrazolyl)methyl]thiourea 
3-amino-N-(2-chlorophenyl)-4-(1-pyrrolidinyl)benzenesulfonamide 
3-benzoyl-1,5-bis(2-methoxyphenyl)-3a,6a-dihydropyrrolo[3,4-c]pyrazole-4,6-dione 
3-Ethyl-2-(1-pyrrolidinyl)-2-cyclopenten-1-one 
3-ethynyl-5-(1-methyl-2-pyrrolidinyl)pyridine 
3-hydroxy-2-[5-nitro-2-(1-pyrrolidinyl)benzyl]propanenitrile 
3-hydroxycotinine 
3-maleimido-PROXYL 
3-Methyl-2-(1-pyrrolidinyl)-2-cyclopenten-1-one 
3a-hydroxy-5-(2-methylbut-2-enylidene)-1-phenyl-3,6-dihydro-2H-pyrrolo[2,3-b]pyridin-4-one 
3R*,4R*-1-hydroxy-3-isobutyl-4-[4-(3-methyl-2-butenyloxy)phenyl]pyrrolidine-2,5-dione 
3R*,4S*-1-hydroxy-3-isobutyl-4-[4-(3-methyl-2-butenyloxy)phenyl]pyrrolidine-2,5-dione 
4,5-dioxo-2-phenyl-1-(4-sulfamoylphenyl)-3-pyrrolidinecarboxylic acid ethyl ester 
4-(1-benzofuran-2-carbonyl)-1-(5-methyl-1,2-oxazol-3-yl)-5-(3-prop-2-enoxyphenyl)pyrrolidine-2,3-dione 
4-(furan-2-carbonyl)-1-(5-methyl-1,3,4-thiadiazol-2-yl)-5-(4-propan-2-ylphenyl)pyrrolidine-2,3-dione 
4-[(3S,6R,7S,8aS)-7-[[(4-fluorophenyl)methylamino]-oxomethyl]-6-[3-(2-hydroxyethoxy)phenyl]-1,4-dioxo-2,3,6,7,8,8a-hexahydropyrrolo[1,2-a]pyrazin-3-yl]butyl-trimethylammonium 
4-[2-benzofuranyl(oxo)methyl]-1-[2-(4-morpholinyl)ethyl]-5-(3-pyridinyl)pyrrolidine-2,3-dione 
4-[3-(2,5-dimethyl-1-pyrrolyl)-4-(1-pyrrolidinyl)phenyl]sulfonylmorpholine 
4-[[[(2S,3R,5aS,10aS)-3-(4-hydroxyphenyl)-5,10-dioxo-1,2,3,5a,6,7,8,10a-octahydrodipyrrolo[1,2-c:1',3'-f]pyrazin-2-yl]-oxomethyl]amino]butyl-trimethylammonium 
4-[[[(3S,6R,7S,8aS)-3-(4-acetamidobutyl)-6-(4-hydroxyphenyl)-1,4-dioxo-2,3,6,7,8,8a-hexahydropyrrolo[1,2-a]pyrazin-7-yl]-oxomethyl]amino]butyl-trimethylammonium 
4-acetyl-1-[2-(1H-indol-3-yl)ethyl]-5-(3-methoxyphenyl)pyrrolidine-2,3-dione 
4-Chloro-2-(5-methyl-1,3-dioxooctahydro-2H-isoindol-2-yl)phenyl 2-furoate 
5'-Hydroxycotinine 
5-(2,4-dichlorophenyl)-4,6-dioxo-3a,6a-dihydro-2H-pyrrolo[3,4-d]isoxazole-3,3-dicarboxylic acid dimethyl ester 
5-(2-fluorophenyl)-4-(2-methyl-2,3-dihydro-1-benzofuran-5-carbonyl)-1-(2-morpholin-4-ylethyl)pyrrolidine-2,3-dione 
5-(3,4-dimethoxyphenyl)-4-(furan-2-carbonyl)-1-(2-phenylethyl)pyrrolidine-2,3-dione 
5-(3-bromophenyl)-1-(furan-2-ylmethyl)-4-(5-methylfuran-2-carbonyl)pyrrolidine-2,3-dione 
5-(3-butoxyphenyl)-1-(pyridin-3-ylmethyl)-4-(thiophene-2-carbonyl)pyrrolidine-2,3-dione 
5-(4-butoxyphenyl)-1-(furan-2-ylmethyl)-4-(5-methylfuran-2-carbonyl)pyrrolidine-2,3-dione 
5-(4-ethoxyphenyl)-1,3-diphenyl-3a,6a-dihydropyrrolo[3,4-c]pyrazole-4,6-dione 
5-[[2,5-dimethoxy-4-(1-pyrrolidinyl)phenyl]methylidene]-3-methylthiazolidine-2,4-dione 
5-chloro-6-\{[(2Z)-2-iminopyrrolidin-1-yl]methyl\}uracil 
5-Ethyl-2-(1-pyrrolidinyl)-2-cyclopenten-1-one 
5-Methyl-2-(1-pyrrolidinyl)-2-cyclopenten-1-one 
8-(4-hydroxy-3-methoxyphenyl)-6-(4-methylphenyl)-3,4a,7a,8-tetrahydropyrrolo[2,3]thiopyrano[4,5-b]thiazole-2,5,7-trione 
8-\{1-[4-(dimethylamino)phenyl]-3-(pyrrolidin-1-yl)propyl\}-5,7-dimethoxy-4-pentyl-2H-chromen-2-one 
Aganepag isopropyl 
allyl \{(1S)-1-[(5-\{4-[(2,3-dihydro-1H-inden-2-ylamino)carbonyl]benzyl\}-1,2,4-oxadiazol-3-yl)carbonyl]-3-pyrrolidin-3-ylpropyl\}carbamate 
aminopyrrolidine +  
amisulpride  
Anhwiedelphinine 
Antrodin F 
atrasentan  
bepridil +   
beta-Homoproline 
BMS-754807  
Brasiliamide H 
Brevioxime 
Cladosporilactam A 
Clausenamide 
clemizole  
Codonopsine 
Cotinine methonium ion 
D7-Mesembrenone 
darifenacin +   
epolamine 
eribaxaban 
ficellomycin 
fluoropyrrolidine +  
flurochloridone 
FR901469 
hydroxypyrrolidine +   
IKK16 
Lansimide 3 
leniolisib +  
LSM-16571 
LSM-18969 
LSM-26452 
LSM-26959 
LSM-27159 
LSM-27979 
LSM-28138 
LSM-28426 
LSM-28442 
LSM-32103 
LSM-32133 
LSM-32492 
Maltoxazine 
Mesembrenone 
Mesembrine 
Mesembrinol 
methyl 2-(hydroxymethyl)pyrrolidine-1-carboxylate 
methyl 3-(hydroxymethyl)pyrrolidine-1-carboxylate 
methyl 5-(hydroxymethyl)pyrrolidine-2-carboxylate 
methyl 5-(hydroxymethyl)pyrrolidine-3-carboxylate 
MI-63 
miboplatin 
N'-[(3-bromo-6-oxo-1-cyclohexa-2,4-dienylidene)methyl]-2-(2-oxo-4-phenyl-1-pyrrolidinyl)acetohydrazide 
N'-Hydroxymethylnorcotinine 
N'-Nitrosonornicotine  
N,3-diphenyl-1-pyrrolidinecarboxamide 
N,N'-diphenylcarbamimidothioic acid [1-(3-methylphenyl)-2,5-dioxo-3-pyrrolidinyl] ester 
N,N-diethyl-3-[(4-fluorophenyl)sulfonylamino]-4-(1-pyrrolidinyl)benzenesulfonamide 
N,N-dipropyl-2-(pyrrolidin-1-yl)quinazolin-4-amine 
N-(1-benzylpyrrolidin-3-yl)-5,6-dimethylthieno[2,3-d]pyrimidin-4-amine +  
N-(2,4-dinitrophenyl)-L-proline 
N-(2,4-dinitrophenyl)proline 
N-(3,5-Dichlorophenyl)succinimide  
N-(4-methyl-2-pyridinyl)-2-[3-(trifluoromethyl)phenyl]-1,3,3a,4,6,6a-hexahydropyrrolo[3,4-c]pyrrole-5-carbothioamide 
N-(\{(2S,4R)-4-[(4-chlorobenzyl)oxy]pyrrolidin-2-yl\}methyl)isoquinoline-5-sulfonamide 
N-[(1,5-dimethyl-2-pyrrolyl)methyl]-1-(4-methylphenyl)-5-oxo-3-pyrrolidinecarboxamide 
N-[3-[2,5-dioxo-3-(phenylmethyl)-1-pyrrolidinyl]phenyl]acetamide 
N-[[1-(4-methoxyphenyl)-3-pyrrolidinyl]methyl]-3-(trifluoromethyl)benzenesulfonamide 
N-acylpyrrolidine +   
N-alkylpyrrolidine +   
N-benzyl-2-(2,6-dimethylphenoxy)-N-[((3R,4S)-4-\{[isobutyl(phenylsulfonyl)amino]methyl\}pyrrolidin-3-yl)methyl]acetamide 
N-butyl-N-[2,5-dioxo-1-(4-propoxyphenyl)-3-pyrrolidinyl]acetamide 
N-Methylnicotinium 
N-Nitroso-3-hydroxypyrrolidine 
N-Nitrosopyrrolidine  
A pyrrolidine that has formula C4H8N2O.
nafadotride  
nicotine bitartrate 
Norcotinine 
ombitasvir +  
pacritinib 
Phensuximide 
phyllospadine 
picilorex 
piromidic acid 
procyclidine +   
proline +   
prolinols +  
PROXYL +  
pyrrolidin-2-ylmethylamine +  
pyrrolidine +   
pyrrolidine alkaloid +   
pyrrolidine dithiocarbamate  
pyrrolidine N-oxides +  
Pyrrolidine, hydrochloride 
Pyrrolidine-1-carbonitrile 
pyrrolidinecarbaldehyde +  
pyrrolidinecarbohydrazide +  
pyrrolidinecarbonitrile +  
pyrrolidinecarboxamide +   
pyrrolidinecarboxylic acid +   
pyrrolidinehydroxamic acid +  
pyrrolidinesulfonic acid +  
pyrrolidinone +   
pyrrolidinoquinazoline +  
Rac-trans-4-cotininecarboxylic acid methyl ester 
rolicyclidine 
SLM6071469 
suclofenide 
tipiracil 
Trans-1-hydroxy-3-(4-hydroxyphenyl)-4-isobutylpyrrolidine-2,5-dione 
trans-4,5-Dimethyl-2-(1-pyrrolidinyl)-2-cyclopenten-1-one 
UNC0638 
vibegron 
vosaroxin  
XL413 

Synonyms
Related Synonyms: Formula=C4H8N2O ;   InChI=1S/C4H8N2O/c7-5-6-3-1-2-4-6/h1-4H2 ;   InChIKey=WNYADZVDBIBLJJ-UHFFFAOYSA-N ;   SMILES=O=NN1CCCC1
Xrefs: CAS:930-55-2 ;   HMDB:HMDB0031642 ;   KEGG:C19285
Xref Mesh: MESH:D009242

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